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Linux email server for a small business
(alien.top)
A place to share alternatives to popular online services that can be self-hosted without giving up privacy or locking you into a service you don't control.
For Example
We welcome posts that include suggestions for good self-hosted alternatives to popular online services, how they are better, or how they give back control of your data. Also include hints and tips for less technical readers.
Useful Lists
Mailcow is pretty good. They install fail2ban to protect all endpoints against attacks. And it’s pretty easy to setup and the documentation is pretty good.